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Biochemistry Laboratory

Analysis of blood, urine and other samples; laboratory services supporting diagnosis and follow-up.

What is the Biochemistry Laboratory?

The Biochemistry Laboratory measures substances in blood, urine and other body fluids. Results do not make a diagnosis on their own; they are data that your doctor interprets together with the findings of your examination.

The laboratory has a role both in diagnosing illness and in monitoring treatment: how blood sugar, cholesterol or thyroid values change over time shows whether treatment is working.

Which tests are performed?

  • Blood glucose and diabetes monitoring tests
  • Cholesterol and blood lipids
  • Liver and kidney function tests
  • Thyroid hormones
  • Full blood count
  • Vitamin and mineral levels
  • Urine tests
  • Markers of infection and inflammation
  • Pregnancy and hormone tests

Before giving a sample

  • For tests that require fasting, do not eat for 8–12 hours; you may drink water
  • Tell us which medicines you take; some affect the results
  • Avoid strenuous exercise the day before a blood test
  • For urine tests, the first sample of the morning is preferred
  • Bring previous results with you so they can be compared

About your results

  • Results are interpreted by your doctor
  • A value outside the reference range does not necessarily mean illness
  • Some tests are repeated at intervals to follow a trend

The information on this page is for general guidance only; interpreting your results is a matter for your doctor.

Doctors in this department